You quit the corporate rat race for your own shop. But how do you stop running?

Lynn Buchinsky is the kind of entrepreneur who isn't supposed to exist. Working just 12 hours a week, six months a year, she expects to earn more than $30,000 in 2007, thanks to the portable tennis program she created for day-care centers and schools in Solon, Ohio, just outside Cleveland. Launched last summer and designed for kids ages 3 to 11, Buchinsky's Little Racquets is different from other tennis lessons because it brings all the equipment--even the net--directly to the schools. That means parents don't have to shuttle their kids back and forth to private lessons and schools don't have to...